condition	mean	min	max
4 h after light	13.7777265	13.610336	13.945117
8 h after light	13.300721	11.90113	14.700312
12 h after light	15.5346255	14.342885	16.726366
4 h after dark	13.3436915	13.188257	13.499126
8 h after dark	12.8174685	12.024601	13.610336
12 h after dark	13.610336	13.610336	13.610336